1) Pure sine wave 2) AC smart charger 3) 300% surge power 4) Configurable AC/Solar input priority 5) 30A/70-90A max. AC charging current 6) Built-in 40A/60A solar charge controller 7) DC start and automatic self-diagnostic function 8) LED/LCD Smart Remote Control (RMT) (Optional) 9) Compatible to mains voltage or generator power 10) Low DC voltage supports home and office appliances 11) High efficiency design and “Power Saving Mode” to conserve energy 12) 13 VDC battery recover point, dedicated for renewable energy systems 13) 8 pre set battery type selector plus De-sulphation for totally flat batteries 14)15s delay before transfer when AC resumes, protection for load when used with generator